CVE-2018-6065

Name: CVE-2018-6065
Creator: NVD / NIST
Published: 2018-11-14T15:29:01.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 58.82%

Last modified Jun 17, 2026

CVE-2018-6065 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Integer overflow in computing the required allocation size when instantiating a new javascript object in V8 in Google Chrome prior to 65.0.3325.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.. CISA has confirmed active exploitation in the wild. EPSS estimates a 58.82% chance of exploitation in the next 30 days.

Description

Integer overflow in computing the required allocation size when instantiating a new javascript object in V8 in Google Chrome prior to 65.0.3325.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

58.82%

99.0th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 22, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Chrome	< 65.0.3325.146
Redhat	Enterprise Linux Desktop	6.0
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Workstation	6.0
Debian	Debian Linux	9.0
Mi	Mi6 Browser	All versions

References

http://www.securityfocus.com/bid/103297Broken Link, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:0484Third Party Advisory
https://chromereleases.googleblog.com/2018/03/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/808192Exploit, Issue Tracking
https://www.debian.org/security/2018/dsa-4182Mailing List, Third Party Advisory
https://www.exploit-db.com/exploits/44584/Exploit, Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-367/Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/103297Broken Link, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:0484Third Party Advisory
https://chromereleases.googleblog.com/2018/03/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/808192Exploit, Issue Tracking
https://www.debian.org/security/2018/dsa-4182Mailing List, Third Party Advisory
https://www.exploit-db.com/exploits/44584/Exploit, Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-367/Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-6065US Government Resource

Timeline

Published: Nov 14, 2018
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2018-6065?

How severe is CVE-2018-6065?

CVE-2018-6065 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 58.82% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2018-6065?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-6065?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST